2667947067 has 6 divisors (see below), whose sum is σ = 3853701332. Its totient is φ = 1778631372.

The previous prime is 2667946991. The next prime is 2667947101. The reversal of 2667947067 is 7607497662.

It is a happy number.

2667947067 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2667947067 - 2⁸ = 2667946811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2667947167) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 148219273 + ... + 148219290.

Almost surely, 2^2667947067 is an apocalyptic number.

2667947067 is a deficient number, since it is larger than the sum of its proper divisors (1185754265).

2667947067 is a wasteful number, since it uses less digits than its factorization.

2667947067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296438569 (or 296438566 counting only the distinct ones).

The product of its (nonzero) digits is 5334336, while the sum is 54.

The square root of 2667947067 is about 51652.1738845520. The cubic root of 2667947067 is about 1386.9444581901.

The spelling of 2667947067 in words is "two billion, six hundred sixty-seven million, nine hundred forty-seven thousand, sixty-seven".